Home / 13,065.90-19,598.28-3,204.72

Finding the Fourth Proportional to 13,065.90, 19,598.28 and 3,204.72

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Solution

The fourth proportional to 13,065.90, 19,598.28 and 3,204.72 is: 4,806.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,065.90 : 19,598.28 = 3,204.72 : x
  2. Step 2: Convert to fraction form
    13,065.90/19,598.28 = 3,204.72/x
  3. Step 3: Cross multiply
    13,065.90x = 19,598.28 × 3,204.72
  4. Step 4: Simplify right side
    13,065.90x = 62,806,999.88
  5. Step 5: Solve for x
    x = 62,806,999.88/13,065.90
  6. Step 6: Final answer
    x = 4,806.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.